<html>
<head>
  <title>{{ app_name }}</title>
  {{ css_link }}
</head>
<body>
{% if authsub_url %}
<center><h2>{{ app_name }}</h2></center>
<div id="main">
<a href="{{ authsub_url }}">Authorize access</a>
</div>
{% endif %}
</body>
</html>
